High-Quality Numa Series Large Bore Down-the-Hole Hammers and Bits

Durable Construction
– Precision-engineered from high-grade alloy steel with advanced heat treatment for superior wear resistance and extended service life.
Optimized Performance
– Large bore design ensures efficient air circulation, delivering powerful impact energy for faster drilling speeds in tough formations.
Versatile Application
– Ideal for water well drilling, construction piling, and deep-hole projects in both soft and hard rock conditions.
Precision Machining
– CNC-milled threads and seamless alignment reduce vibration, enhancing stability and bit longevity.
Cost-Effective
– Bulk-order pricing available for contractors and wholesalers, offering unmatched value without compromising quality.
Global Standard
– Manufactured to meet international drilling equipment specifications, ensuring reliability in demanding environments.